VBT2045C-E3/4W Product Overview

Introduction

The VBT2045C-E3/4W is a versatile electronic component that belongs to the category of voltage regulators. This product is designed to provide stable and regulated power supply in various electronic applications.

Basic Information Overview

• Category: Voltage Regulator
• Use: To regulate and stabilize voltage in electronic circuits
• Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
• Package: TO-220AB
• Essence: Ensures consistent and reliable power supply
• Packaging/Quantity: Typically packaged in reels or tubes, quantity varies based on supplier

Specifications

• Input Voltage Range: 4.5V to 20V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 0.5V at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The VBT2045C-E3/4W has a standard TO-220AB package with three pins: 1. Pin 1 (Input): Connects to the input voltage source 2. Pin 2 (Ground): Connected to the ground reference 3. Pin 3 (Output): Provides the regulated output voltage

Functional Features

• Regulation: Maintains a constant output voltage despite fluctuations in the input voltage
• Thermal Shutdown Protection: Safeguards the regulator from overheating
• Low Dropout Voltage: Allows the regulator to operate with minimal voltage difference between input and output

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• High efficiency
• Thermal protection for enhanced durability

Disadvantages

• Limited maximum output current compared to higher-rated regulators
• Requires heat sinking for high-power applications

Working Principles

The VBT2045C-E3/4W operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output. It utilizes feedback control to achieve precise regulation.

Detailed Application Field Plans

This voltage regulator is suitable for a wide range of applications including: - Battery-powered devices - Embedded systems - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• LM317: Adjustable voltage regulator with similar characteristics
• LM7805: Fixed 5V regulator commonly used in electronic circuits
• L78xx Series: Family of fixed voltage regulators with various output options

In conclusion, the VBT2045C-E3/4W is a reliable voltage regulator with efficient performance and essential protection features, making it suitable for diverse electronic applications.

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